stats chapter 3

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Statistics

Last updated 12:06 AM on 10/31/22
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8 Terms

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explanatory
predicts/explains changes (x)
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response
measures outcome (y)
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the predicted y goes up/down by slope for each additional x
interpreting slope
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the predicted y that has been 0, is y int x
interpreting y int
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the actual y is typically about s away from the y predicted by lsrl with x =
interpreting s
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about % of the variability in y is accounted for by the lsrl to predict y from x
interpreting r squared
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correlation
measures the direction and strength of association
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describing relationships
strong/weak, +/-, linear/nonlinear, unusual points